| 1. | Streamlined spherical disc with high flow capacity
流线型球状蝶板具有很好的流体特性。 |
| 2. | Wafer plate valves
对夹蝶板阀 |
| 3. | 3 the butterfly plate adopts the structure without pin , connectivity and sealing are reliable
蝶板采用无销结构，连接及密封可靠。 |
| 4. | Valve body valve disc hydraulic control system electric control box oil cylinder cheeseweihgt locking oil cylinder
阀体蝶板液控系统电控箱摆动油缸重锤锁定油缸 |
| 5. | Precision taper pin : ensure positive , vibration proof , shaft to disc connection . field replaceable
精密准确的锥形销钉：增强防震保护，强化轴与蝶板的结合。可在现场更换。 |
| 6. | Disc , the trim part of butterfly valves , rotates with the stem to open / close and modulate the valve
蝶阀是随阀杆一起转动的蝶板作启闭件，用以实现阀门的开启，关闭与调节。 |
| 7. | Heavy hammer also fall towards downstream side licking oil cylinder valve disc valve body control box oil cylinder
重锤（也可倒向下游侧）锁定油缸蝶板阀体集成控制箱摆动油缸 |
| 8. | Precision profile disc : provides bubble - tight shut - off and assures minimum torque and longer seat life
精密准确的蝶板轮廓：防止“泡紧”关闭困难，确保最大程度见效扭矩，延长阀座寿命。 |
| 9. | Avoid bumping of the valve and ransmission device . the valve is in full close in order to avoid damage of disc and driving part
运输时避免撞击阀门及传动装置，阀门应处于全闭位置，以防在运输中蝶板和传动部件损坏。 |
| 10. | A new type of metal seal structure with double stub shaft moving disk butterfly valve was presented . the structure , characteristic and work principle of it was studied
摘要提出了一种金属硬密封蝶阀新结构双阀杆蝶板移动式金属硬密封蝶阀，讨论了此阀的结构、工作原理及特点。 |
